"For gdm, edit /etc/gdm/gdm.conf (on some systems this may be
located at /etc/X11/gdm/gdm.conf). For kdm, edit
/etc/kde3/kdm/kdmrc. In both cases, you must change the line in the
[Xdmcp] section so it reads
"If there's no Enable line, add it. Save the file, and restart
the display manager so the change will take effect. You can also
use the gdmsetup utility to configure gdm graphically, if you
Some of the products that appear on this site are from companies from which QuinStreet receives compensation. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. QuinStreet does not include all companies or all types of products available in the marketplace.